67931297

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 82264680

約数和(自身を除く): 14333383

約数列:

[1, 7, 37, 49, 89, 259, 421, 623, 1813, 2947, 3293, 4361, 15577, 20629, 23051, 37469, 109039, 161357, 262283, 763273, 1386353, 1835981, 9704471, 67931297]

約数ペア:

[(1, 67931297), (7, 9704471), (37, 1835981), (49, 1386353), (89, 763273), (259, 262283), (421, 161357), (623, 109039), (1813, 37469), (2947, 23051), (3293, 20629), (4361, 15577)]